This section contains an alphabetical list of over 130 companies (I-Z) that sell antibodies or antibody-related products on the internet. . If a company has a particular specialty, it is noted. This section is "researcher friendly" and only includes links to companies that have some kind of list or searchable catalogue of their products.

For the previous list of companies (A-H), click here.

If you are interested in the custom production of research scale quantities of antibodies, see our custom antibody suppliers page. If you are interested in the large scale, regulatory compliant (cGMP) production of antibodies, see our large-scale antibody production page.

If you know of a company that should be added or deleted from this section, please click here.

1. IBL-Hamburg

2. IBT - develops, manufactures, and distributes antibodies, recombinant proteins and immunoassays, mainly in the field of insulin-like growth factors (IGF´s) and insulin-like growth factor binding proteins (IGFBP´s)

3. IDS - makers of specialized immunohistochemical (IHC) antibodies including those for bone related markers

4. IMMCO Diagnostics - makers of autoimmune controls and secondary conjugates. They provide immunohistochemical and ELISA reagents for the detection of autoimmune related disorders.

5. IBL America - an international supplier of reagents, assays, and antibodies for research and clinical diagnostics

6.  Imgenex India - antibodies for the study of human biology linked to cancer, apoptosis (programmed cell death), molecular signaling pathways, cellular aging, and metabolic/infectious diseases

7. Immunodiagnostik - antibodies for medical research and diagnostics, including calcium and bone metabolism, heart and cardiovascular diseases. Also, antibodies to thymus-peptides and hormones.

8. ImmunoGlobe Antikoerpertechnik

9. ImmunoKontact - antibodies for cytokines, chemokines, growth factors, cell signaling, phosphorylation, TLR, sumo, apoptosis, cell proliferation, DNA damage, and stress response

10. Immunology Consultants Laboratory - producer of monoclonal and polyclonal antibodies for veterinary diagnostics (FeLV, FIV, distemper, canine IgE), human infectious disease antigens and antibodies (dengue, Chagas, T.B, rubella), and affinity purified polyclonal antibodies and conjugates to animal and human proteins.

11. Immunometrics - tube based immunoassay kits and a range of primary reagents

12. ImmunoPrecise Antibodies - anti-salmonid, anti-francisella, anti-xenopus, anti-kudoa thyrsites, and anti-rainbow trout antibodies

13. ImmunoReagents - affinity purified polyclonal antibodies for life science and in vitro diagnostic applications.  Secondary antibodies are cross-absorbed for higher specificity.  Primary antibodies are directed to human disease markers including hormones, cancer, serum proteins, cardiac markers, etc...

14. Immunostar - specializing in antibodies and peptide controls for neuroscience applications, product offering also includes antibodies to pancreatic hormones and peptide controls, gastrointestinal hormones and peptide controls, catecholamine enzyme markers, and oncogenes.

15. Immunostep - manufacturer and distributor of antibodies to cell human markers for flow cytometric applications. Supplying bulk antibodies conjugated in a variety of fluorochromes

16. ImmunoTools - manufacturer and distributor of antibodies to cell markers for flow cytometric applications, anti-cytokine antibodies, ELISA, and more

17. Immunovision - producers of Ro/SS-A, La/SS-B, Sm, nRNP, Scl-70, and Jo-1 antigens

18. Immunsystem - offers a Protein A ELISA kit and chicken antibody products in application areas covering research, human therapy, and diagnostics. Immunsystem has been working with chicken antibodies since 1983.

19. Immuquest - antibodies against proteins involved in cell cycle/signalling, checkpoint control, nuclear envelope pore and transport, RNA binding (hnRNP), neuroscience, and various disease states.

20. Innova Biosciences - the inventor of  Lightning-Link - a rapid, one step,  antibody labeling kit.  They currently have over 40 available kits including enzymes,  fluorescent proteins/dyes, and biotin/avidin.

21. Innovation Automation - software for immunochemistry data management and reporting

22. Innovex - offers over 250 antibodies all suitable for paraffin staining sections and with 3 years of shelf life. They also manufacture innovative STAT staining kits and specialize in staining enhancement reagents and background blocking agents such as Background Buster and Fc Receptor Blocker.

23. Insight Biotechnology - cytokine, CD, cell biology, and secondary antibodies

24. Insight Genomics - antibodies, test kits, and protein purification beads

25. Invitek - antibodies against matrix metalloproteinases (MT1-MMP, MT2-MMP, MT3-MMP, MT4-MMP)

26. Invitrogen - innovative products for gene expression and analysis. Products include a line of antibodies which detect epitope-tagged fusion proteins produced by a wide variety of expression vectors and systems which utilize recombinant antibody technology.

27. IQ Products - flow cytometry reagents for research and diagnostics, including a TGF-beta R-PE kit, a fetal cell count kit, and dual color feto-maternal hemorrhage diagnosis kit

28. Isconova - providers of ready-to-use and safe adjuvants for the production of monoclonal and polyclonal antibodies

29. ISL (Immune Systems Ltd)

30. Jackson ImmunoResearch Laboratories - specializes in the production and conjugation of affinity-purified, secondary antibodies and purified immunoglobulins

31. Jackson Laboratory - buy your mice here

32. KCH Scientific - antibodies and antigens for infectious diseases such as hepatitis and HIV

33. Kirkegaard & Perry Laboratories - suppliers (for over 20 years) of a wide variety of secondary and labeled antibodies

34. Kim Laboratories - monoclonal antibodies to Norovirus Genogroup I (GI.2-G1.8) and Genogroup II (GII.2-GII.4, GII.7-GII.9, GII.13, GII.14), E. coli O157:H7, Salmonella (serogroups A-I), and Staphylococcus aureus. They also sell detection systems for bacterial and viral food borne pathogens

35. KMI Diagnostics - now known as Immuno-Biological Laboratories

36. Koma Biotech

37. Kordia Laboratory Supplies - antibodies to animal and human proteins

38. Lab Vision Corporation - antibodies for cancer research

39. Label Independent - offers label-free antibody screening services.  Using evanescent waveguide technology, antibody-antibody, and antibody-peptide binding interactions can be detected without the use of labeled binding partners.  Their services include antibody assay development, screening, and sales.

40. LAE Biotechnology Company

41. Lake Placid Biologicals - antibodies for studying chromatin and the biology of the nucleus. Antibodies have been designed for applications such as chromatin IP, immunofluorescence and Western blot.

42. Lampire Biological Laboratories

43. Lee BioSolutions - specializing in the development and purification of high quality biomarkers for the immunodiagnostic, clinical diagnostic, and pharmaceutical industries

44. Lee Laboratories

45. Leinco Technologies - a large, searchable selection of antibodies (>400)

46. LifeSpan Biosciences - over 37,000 primary antibodies to more than 6000 proteins, including 3000 antibodies validated for use in immunohistochemistry (IHC) on formalin-fixed, paraffin-embedded human tissue specimens.

47. Linc-Bio Science Company - a provider of monoclonal and polyclonal antibodies and antigens for diagnostics including tumor markers (AFP, CEA, PSA, CA199, CA242, CA724, CA50, NSE, CYFRA21-1, and HCG), infectious diseases (HBV, HCV, and HIV), ToRCH, drug abuse, heart disease, and insulin. The English language version of their website can be found here.

48. LOXO - German producer of in vitro diagnostics (IVDs) for medical diagnostic laboratories as well as antibodies for research use

49. Malaria Antibodies - 20+ mAbs against Plasmodium Lactate Dehydrogenase (PLDH)

50. Maine Biotechnology Services - an extensive offering of bulk and OEM antibody products are available

51. MBL International - supplier of monoclonal antibodies, polyclonal antibodies, and kits for cell biology, apoptosis, signal transduction, cytokines, neuroscience and cell surface antibodies

52. MD Biosciences - antibodies for inflammation related research such as aggrecans, MMPs, collagen, and T cells as well as the ArthritoMab antibody cocktail for inducing arthritis.

53. Medicago

54. Mediclone - antibodies for blood typing

55. Medimabs - over 35,000 antibodies are available as well as detection kits and assay kits

56. Medix Biochemica - monoclonal antibodies for diagnostic applications

57. Meridan Life Science - a supplier of antigens (including viral antigens), polyclonal and monoclonal antibodies, serum proteins, and immunoglobulins.  They also provide HAMA blockers and Protein A ELISA kits.

58. Meso Scale Discovery - a vendor of protein biomarker immunoassays spanning cytokines, cell-signaling, and broad therapeutic areas, such as oncology, cardiac, metabolic, and Alzheimer’s disease

59. Microbix - an international supplier of antibodies and antigens for EBV, CMV, HSV, VZV, HAV, RSV, paraflu, adeno, flu, Rubella, vaccinia, chlamydia, toxo, RSV, measles, mycoplasma, Dengue, West Nile, and Borrelia

60. MicroPharm - makers of a variety of antisera for diagnostics and research

61. Microtek International - more than 30 polyclonal and monoclonal antibodies to fish proteins and fish pathogens (bacterial, viral, and parasitic). Microtek also produces antibody conjugated latex beads for agglutination detection of pathogens.

62. Miltenyi Biotec - supplier of fluorochrome-conjugated and unconjugated antibodies for the immunofluorescent analysis of murine, human, and non-human primate cells. Products include unique antibodies and kits for stem cell and dendritic cell research. MACS® control antibodies are optimized for the evaluation of cell fractions separated by MACS® technology.

63. MitoSciences - developer and marketer of mitochondria specific monoclonal antibodies and research kits

64. MoBiTec - antibodies for cell biology and neurobiology, apoptosis, and signal transduction

65. ModiQuest

66. Molecular Innovations - antibodies to plasminogen activator inhibitor 1 and tissue plasminogen activator

67. Molecular Probes - antibodies tagged with fluorescent molecules or fluorescent molecules that can be used as antibody tags. Their online catalogue is also a great reference source on the properties and uses of fluorescent molecules.

68. MP Biomedicals - offering of a broad line of monoclonal and polyclonal primary and secondary antibodies

69. Mubio Products - antibodies to a.o. nuclear proteins, cytoskeletal proteins, cell-adhesion molecules, and membrane-associated proteins in the ER, sarcoplasmic reticulum, mitochondria and tumor associated antigens

70. NatuTec

71. Neoclone - antibodies to RNA transcriptional factors

72. Neuromics - antibodies for the neuroscience community

73. Newcomer Supply - vendor of background free and affinity-purified primary polyclonal and monoclonal antibodies

74. NewEast Biosciences

75. New England Biolabs - signal transduction antibodies

76. Novus Biologicals - a global antibody supplier with a searchable antibody catalog which includes over 115,000 products

77. Nordic Immunological Laboratories - a Dutch company offering over 1500 antibodies to human and animal immunoglobulins, enzymes, and other proteins

78. Norrin Laboratories - specializing in the manufacture and distribution of three major antibodies and their conjugates for research use: anti-human cytokeratin, anti-human melanoma, and anti-human muscle actin

79. Open Biosystems - antibodies against GFP, TAP, polyhistadine, GST; secondary antibodies labeled with AP, HRP, APC, TRITC, FITC, Rhodamine, Texas Red; and control antibodies for RNAi

80. Operon - a Spanish company that sells antibodies to HIV p-24, core HCV, hCG, HBsAg, human hemoglobin, biotin, and much more.

81. Orbigen

82. Osenses - with a focus on sensory neurons, they offer antibodies related to chemosensory receptors (olfactory, vomeronasal, trace amine-associated receptors) and transient receptor families

83. OYC Europe - manufacturer of antibodies for the diagnostics industry

84. Pacific Immunology - makers of AdjuLite® Adjuvants

85. PBL Biomedical Laboratories - anti-interferon antibodies

86. Pel-Freez Biologicals

87. Peprotech - cytokine products that include monoclonal and polyclonal antibodies

88. PerkinElmer Life Sciences - antibodies for use in the DELFIA® and LANCE™ labelling technologies based on the time-resolved fluorometry principle of lanthanide chelates and antibody coated plates for DELFIA® assays

89. Perseus Proteomics - monoclonal antibodies against 48 different nuclear hormone receptors

90. Phoenix Pharmaceuticals - specializing in peptides, polyclonal peptide antibodies, and peptide related immunology

91. Pierce Chemical Company - Pierce sells a variety of anti-antibodies, products to facilitate protein conjugation, ELISA reagents, etc...

92. PlasmaLab International - collecters and suppliers of normal and disease state human plasma for use in research and in-vitro diagnostics. Their main focus is in the areas of autoimmune and allergic disorders.

93. Polymun Scientific - monoclonal antibodies against HIV-1 and human Cu/Zn superoxide dismutase (SOD)

94. Precision Antibody - manufacturers and vendors of anti-HIF-1a, anti-GST, anti-HIS, and other antibodies

95. Pro-Chem - manufacturer of high-speed Protein A, G and L spin columns for rapid and simple antibody purification and immunoprecipitation. The columns purify up to 40 mgs of antibody per column in a standard swing bucket centrifuge.

96. ProHisto - vendor of immunohistochemistry (IHC) and immunofluorescence (IF) kits and antibodies.  They are makers of the Antibody Amplifier™ kit which they claim amplifies primary antibodies by 1000X to obtain a more consistent staining and is suitable for manual IHC and IF .

97. Promab Biotechnologies - antibody products for cytokine, infectious disease, and pathology research

98. Promega Corporation - primary antibodies to phosphorylated (active) kinases, growth factors, neurotrophic factors, transcription factors as well as a selection of labeled secondary antibodies

99. ProSciTech - specialist microscopy suppliers. The have a large range of immunogold products for light and electron microscopy.

100. ProSci - affinity-purified, peptide-specific polyclonal antibodies to novel antigens in fields such as apoptosis, P53 network, HIV/chemokine receptors, signal transduction, neurobiology, and immunology

101. ProSpec  - antibodies against cytokines, growth factors, chemokines, hormones, enzymes, viral antigens, and more. 

102. Proteintech Group - makers and distributers of over 3500 antibodies as well as pre-made Western blot kits.

103. ProtEra - anti-HERG antibodies

104. Proteogenix - antibodies for immunohistochemistry (e.g., D2-40, Hip-1, prion, beta-amyloid) andcell cycle antibodies (e.g., Ki-67, p21, p16, Daxx) as well as a large selection of CD markers. Conjugated markers for immunofluorescence are also available.

105. Proteus Biosciences - polyclonal and monoclonal antibodies in several areas including cell division, cell signaling, gene
     regulation & RNA expression, housekeeping markers, ion channel membrane proteins, metabolic enzymes, neurobiology, and structural proteins

106. Protos Immunoresearch - specializing in antibody Fab fragments and affinity purified antibodies

107. QED Biosciences - antibodies for cancer markers, apoptosis, neuroscience, signal transduction, infectious disease, drug monitoring, coagulation factors, serum proteins, enzymes, and more

108. Quidel Corporation - autoimmune and complement products including monoclonals, EIA kits, and antisera

109. R&D Systems - antibodies for cytokines, growth factors, signal transduction, stem cells, apoptosis, neuroscience, development, proteases, & more

110. Randox - monoclonal and polyclonal antibodies, corresponding conjugates and human recombinant proteins for a variety of research and development needs including drug, steroid, antibiotic, and biochemical markers

111. Research Diagnostics - distributor of antibodies, cytokines, and other fine immunochemicals

112. Repligen - protein A technologies and ELISA kits

113. reprokine - anti-cytokine and  anti-CD monoclonal and polyclonal antibodies for flow cytometry and IHC applications

114. Roboscreen - antibodies and proteins for BSE and TSE research

115. Rockland Immunochemicals - rabbit and mouse monoclonal antibodies, polyclonal antibodies, ELISA kits, recombinant protein antigens - produces both primary and secondary antibodies for all immunological assays including ELISA, immunoblotting, immunohistochemisty and immunomicroscopy

116. Santa Cruz Biotechnology - offering over 26,000 antibodies

117. Sanquin - a manufacturer of blood group and immune reagents. Sanquin has developed a broad range of reagents, including several products for diagnostic use and for basic and clinical research.

118. Scipac - a supplier of a monoclonal and polyclonal antibodies. They also offer a range of diagnostic reagents, including matching antigens for the majority of their antibodies, along with cell culture reagents, serum and plasma and disease state performance kits.

119. Scottish Agricultural Science Agency - monoclonal antibody reagents to be used in ELISA testing for plant viruses. Their main area of expertise is potato virus detection but they also have reagents for other plant viruses.

120. Scottish Biomedical - phosphosphodiesterase (PDE) polyclonal antibodies suitable for western blot, immunoprecipitation and immunohistochemistry applications

121. ScyTek Laboratories

122. Seramon - unique and rare rodent and human monoclonal antibodies for research and diagnostic purposes

123. Seven Hills Bioreagents - monoclonal and polyclonal antibodies to lung-associated and muscle-related antigens developed at the Cincinnati Children's Research Foundation

124. Sigma-Aldrich - Sigma's antibody portfolio has grown!  One can search through the most up-to-date antibody offering with Your Favorite Gene powered by Ingenuity at sigma.com/yfg. 

125. Signalway Antibody Company - specializing in phospho-specific-antibodies

126. Signature Immunologics - anti-amino acid antibodies for neurobiological and cell biological research. This site also includes protocols, product information, and guides to state-of-the-art methods in imaging and immunocytochemistry

127. Silver Lake Research - antibodies for small molecules, including antibiotics, pesticides, other drug

128. Sino Biological - rabbit and mouse monocguaranteedExon BiosystemsExon Biosystemslonal antibodies, polyclonal antibodies, ELISA kits, and recombinant protein antigens

129. Solulink - easy to use conjugation kits and services for antibody conjugation, peptide conjugation, or label conjugations

130. Southern Biotechnology Associates

131. SPI-Bio - a supplier of a wide variety of antibodies including those for prions and prostaglandins

132. Statens Serum Institut - polyclonal and monoclonal antibodies against a range of different antigens available including antibodies for typing of various bacterial species such as Streptococcus, Pneumococcus, Salmonella enterica and Escherichia coli.

133. StemCell Technologies - purified and fluorochrome-conjugated antibodies are available to complement StemCell's spectrum of cell separation and media products. Also available are a number of specialized kits, including Epo ELISA, ALDEFLUOR™ (for stem and progenitor cell identification), and TetraTag™ (for PE labeling of antibodies).

134. Sterogene Bioseparations - chromatography media for the purification of antibodies and proteins from culture, serum, ascites, etc...

135. Strategic Diagnostics

136.  StressMarq Biosciences - antibodies focused on heat shock proteins, cellular stress, ion channels and transporters, and cell signaling

137. Structure Probe (SPI) - supplier of gold conjugates, both conjugated and unconjugated, for electron and light microscopy and blotting techniques.

138. SWant - antibodies against calcium binding proteins, insulin like growth factors, components of the renin-angiotensin system, and more

139. Syd Labs - primary monoclonal and polyclonal antibodies and secondary antibodies for ELISA, WB, IP, IF, ICC, and IHC applications

140. Synaptic Systems - antibodies for the neuroscientist

141. tebu-bio - a supplier for European researchers with over 75,000 antibodies. Their online catalog is searchable and gives direct access to data sheets and prices.

142. TiterMax - an adjuvant alternative to Freund's complete adjuvant

143. Trans Genic - monoclonal and polyclonal antibodies to AGEs, GPCRs, transporters, and environmental hormones. They can produce high affinity monoclonal antibodies using a novel technology that makes use of GANP (germinal center associated nuclear protein) gene modified mice.

144. Transmissible Spongiform Encephalopathy (TSE) Resource Centre - anti-recPrP antibodies

145. Trevigen - makers of several interesting antibodies including: anti-UVssDNA, anti-poly(ADP-ribose) polymerase , anti-poly(ADP-ribose) polymer, anti-mouse Bcl-2, anti-human Bcl-2, anti-mouse Bcl-XL, anti-mouse Bax, anti-human Bax, anti-human Bax, anti-human glyceraldehyde-3-phosphate dehydrogenase

146. Trillium Diagnostics - makers of monoclonal antibodies (e.g., CD64 clones 22 ans 32.2 and CD163 clones MAC-158, MAC2-48, and R20.s) and diagnostic test kits (e.g., FETALtrol - an FDA approved tri-level stabilized blood control for fetal-maternal hemorrhage quantification and Leuko64 - a kit for the detection of sepsis and tissue damage). The monoclonals are CD64 clones 22 ans 32.2 and CD163 clones MAC-158, MAC2-48, and R20.

147. Triple Point Biologics - antibodies to MMPs (matrix metalloproteinases), TIMPs (tissue inhibitor of metalloproteinases), calpains, ADAMs proteinases, and BMP proteinases

148. Tulip Biolabs - antibodies for PARP and poly(ADP-ribose) research

149. United States Biological - a supplier of over 70,000 antibodies and antigens

150. Vector Laboratories - makers of high quality affinity purified antibodies and antibody conjugates. Vector is also the exclusive US distributor of quality monoclonal/polyclonal primary antibodies from Novocastra.

151. Venom Supplies - polyclonal antibodies to snake venom

152. Ventana Medical Systems

153. Virusys - anti-virus antibodies

154. VMRD - veterinary related monoclonal antibodies

155. Wako Pure Chemical Industries - Japanese website. For the version in English, click here.

156. WolwoBiotech Company - antibodies against tumor-related antigens, adhesion and ECM molecules, immune response regulators, and tissue specific markers

157. YO Proteins - antibodies to human alpha-fetoprotein, apolipoproteins, collagens and fibronectin as well as a wide range of conjugated antibodies (HRP, FITC and biotin)

158. Yorkshire Bioscience - mAbs against CD markers, viruses, ILs, Interferons, LDL, MDA, parainfluenza, TNFs, Von Willebrand Factor, human complement proteins, mouse antigens, and Taq and Tth DNA polymerases

159. Zeptometrix

160. Zer Hitech - a ISO 9001 accredited company in the diagnostic field which develops, manufactures, and markets a range of one-step, rapid, and Elisa diagnostic tests to research and medical laboratories